72 lines
1.7 KiB
Haxe
72 lines
1.7 KiB
Haxe
package ru.m.animate;
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import flash.display.PixelSnapping;
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import haxe.Timer;
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import flash.display.Bitmap;
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import flash.display.BitmapData;
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class Animate extends Bitmap {
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private static var timer:Timer;
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private static var instances:Array<Animate> = [];
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private static function init():Void {
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if (timer == null) {
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timer = new Timer(30);
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timer.run = updateAll;
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}
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}
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private static function updateAll():Void {
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for (instance in instances) {
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if (instance.playing) {
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instance.update();
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}
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}
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}
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public var playing(default, set):Bool;
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public var frames(default, set):Array<BitmapData>;
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private var index:Int;
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public function new(?frames:Array<BitmapData>) {
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super(null, PixelSnapping.AUTO, true);
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this.frames = frames == null ? [] : frames;
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init();
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instances.push(this);
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}
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public function set_frames(value:Array<BitmapData>):Array<BitmapData> {
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if (value != null) {
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frames = value;
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bitmapData = frames[0];
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index = 0;
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}
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return frames;
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}
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public function set_playing(value:Bool):Bool {
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if (playing != value) {
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playing = value;
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}
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return playing;
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}
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private function update():Void {
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if (++index >= frames.length) {
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index = 0;
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}
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var nextBitmapData = frames[index];
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x -= (nextBitmapData.width - bitmapData.width) / 2;
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y -= (nextBitmapData.height - bitmapData.height) / 2;
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bitmapData = nextBitmapData;
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}
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public function dispose():Void {
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if (instances.indexOf(this) > -1) {
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instances.remove(this);
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}
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}
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}
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